203203231000043 has 8 divisors (see below), whose sum is σ = 205704783714240. Its totient is φ = 200706530960320.

The previous prime is 203203231000031. The next prime is 203203231000087. The reversal of 203203231000043 is 340000132302302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203203231000043 - 2³² = 203198936032747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203203230999982 and 203203231000018.

It is not an unprimeable number, because it can be changed into a prime (203203231000013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1213084355 + ... + 1213251852.

It is an arithmetic number, because the mean of its divisors is an integer number (25713097964280).

Almost surely, 2^{203203231000043} is an apocalyptic number.

203203231000043 is a deficient number, since it is larger than the sum of its proper divisors (2501552714197).

203203231000043 is an equidigital number, since it uses as much as digits as its factorization.

203203231000043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426337237.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 203203231000043 its reverse (340000132302302), we get a palindrome (543203363302345).

The spelling of 203203231000043 in words is "two hundred three trillion, two hundred three billion, two hundred thirty-one million, forty-three", and thus it is an aban number.